David Walsh Blog

• By David WalshNovember 27, 2023

  How to Play Grand Poo World 3

  The underground world of creating and streaming Super Mario World-based ROM hacks continues to gain popularity. This popularity is a tribute to the creativity of gamers and the quality of the original 30 year old video game's mechanics. Over the past decade, incredible ROM hacks like...

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• By David WalshOctober 28, 2023

  How to Get the Current Branch Name with git

  Most developers spoil themselves with fun command line utilities to make their work easier and more efficient. One such command line helper allows developers to always show the git branch in the command line. How can you get the current branch? With...

• By David WalshOctober 23, 2023

  AutoSave with VSCode

  Visual Studio Code has taken the crown of most used text editor, at least in JavaScript spheres. VSCode is fast, feature-filled, and supports thousands of plugins to boost productivity. Developers can also tweak hundreds of settings to enrich functionality. One such feature is...

• By David WalshOctober 2, 2023

  How to Detect Failed Requests via Web Extensions

  One of the best things that ever happened to t he user experience of the web has been web extensions. Browsers are powerful but extensions bring a new level of functionality. Whether it's crypto wallets, media players, or other popular plugins, web extensions have...

• By David WalshSeptember 21, 2023

  Welcome to the New LimeWire: AI Media Generation

  LimeWire was a staple of my youth. LimeWire was software that allowed users to share any type of file during the revolutionary days of file sharing. Fast forward to today and LimeWire is back, again as revolutionary software, but this time in the...

• By David WalshSeptember 12, 2023

  Unveiling 15+ Essential Tools & Resources for Web Designers and Agencies in 2023

  You’ve visited countless websites, and now you’re designing your own. Stop and think for a minute about what you’ve liked and didn’t like about some of those you visited. Was it the front page, the layout in general, or the functionalities that either met with your...

• By David WalshSeptember 6, 2023

  Sum an Array of Numbers with JavaScript

  It's rare that I'm disappointed by the JavaScript language not having a function that I need. One such case was summing an array of numbers -- I was expecting Math.sum or a likewise, baked in API. Fear not -- summing an array of numbers...

• By David WalshAugust 14, 2023

  JavaScript waitFor Polling

  As more of the JavaScript developers write becomes asynchronous, it's only natural to need to wait for conditions to be met. This is especially true in a world with asynchronous testing of conditions which don't provide an explicit await. I've written about waitForever, waitForTime...

• By David WalshAugust 11, 2023

  queryLocalFonts

  One of the larger downloads when requesting a webpage are custom fonts. There are many great techniques for lazy loading fonts to improve performance for those on poor connections. By getting insight into what fonts the user has available, we can avoid loading custom fonts.

• By David WalshAugust 7, 2023

  Use XHR/fetch Breakpoints!

  Web debugging tools are so incredibly excellent these days. I remember the days where they didn't exist and debugging was a total nightmare, even for the simplest of problems. A while back I introduced many of you to Logpoints, a way to output...